Accounting policies

Cost of gas

This item comprises the cost of gas purchased on gas exchanges and from trading partners. The cost of gas purchased includes an appropriate portion of costs of system and transaction charges, costs of domestically produced gas, costs of denitrification and regasification. For details of the valuation of those items, see Note 6.2.1.


Raw materials and consumables used

This item comprises the costs of raw materials and consumables used in principal business activities, in particular fuels for electricity and heat generation. Another material item in this cost group is the cost of electricity for trading.


Employee benefits expense

Employee benefits expense includes in particular salaries, wages, social security contributions and cost of future benefits. For details of employee benefits expense, see Note 6.3.1.


Transmission and distribution services

In connection with its transmission and distribution services, the Group incurs costs of services it contracts from third parties (this does not apply to costs related to comprehensive agreements, in which the Group acts as an agent (described in Note 3.1)). The transmission and distribution system operators charge the Group for the cost of transmission services, i.e. the cost of transmission of gas fuel via the network of pipelines, the cost of heat transmission and the cost of electricity distribution.


Other services

This item comprises cost of third-party services required for the core activities of the Group companies, other than transmission services. Other services include in particular:

  • Regasification services, consisting in converting liquefied natural gas back to the gaseous form by heating liquefied gas;
  • Repair and construction services and services related to repairs of production machinery and equipment, in particular equipment associated with heat generation;
  • Mineral resources production services related to hydrocarbon production;
  • Rental services.


Taxes and charges

This item includes in particular property tax expense and royalties for hydrocarbon production.


Recognition and reversal of impairment losses on property, plant and equipment and intangible assets

For details of impairment of non-financial assets, see Note 6.1.3


Depreciation and amortisation expense

This item comprises depreciation/amortisation expense on property, plant and equipment, right-of-use assets and intangible assets, calculated at the adopted depreciation/amortisation rates (for details, see Note 6.1.1 and Note 6.1.2).



Cost of gas
 Gas fuel
 Cost of transactions hedging gas prices
Other raw materials and consumables used
 Fuels for electricity and heat generation
 Electricity for trading purposes
 Other raw materials and consumables used
Employee benefits expense
 Salaries and wages
 Social security contributions
 Long-term employee benefits
 Other employee benefits expense
Transmission services
Other services
 Regasification services
 Repair and construction services
 Mineral resources production services
 Rental services
 Other services
Taxes and charges
Recognition and reversal of impairment losses on  property, plant and equipment and intangible assets

Note 2.2.

 Cost of exploration and evaluation assets written-off
 Impairment losses on property, plant and equipment
 Impairment losses on intangible assets
Depreciation and amortisation

Note 2.2.




Costs of lease liability recognised in the statement of comprehensive income 


In the year ended December 31st 2019, costs of other services included:

  • short-term lease expense of PLN 6m,
  • expense on leases of low-value assets, other than short-term lease expense, of PLN 1m.

In the year ended December 31st 2018, the Group incurred the following lease expenses:

  • operating lease expense of PLN 5m,
  • rental costs: PLN 112m,
  • perpetual usufruct charges of PLN 31m.